Society for Vascular Surgery criteria:

Classification Description Notes
Grade 1 Intimal tear Minimal Aortic Injury
Grade 2 Intramural hematoma or large intimal flap
Grade 3 Pseudoaneurysm
Grade 4 Rupture


New Harborview criteria:

Classification Description Notes
Minimal No external contour abnormality

Intimal tear/thrombus <10mm


Optional f/u imaging

Moderate External contour abnormality or intimal tear >10 mm SEMI-ELECTIVE REPAIR:

Impulse control, stabilize other injuries

Severe Active extravasation

Left Subclavian Artery hematoma >15mm


BAI takes first priority



Azizzadeh, A., et al. (2009). “Blunt traumatic aortic injury: initial experience with endovascular repair.” J Vasc Surg 49(6): 1403-1408.


Heneghan, R. E., et al. (2016). “Call for a new classification system and treatment strategy in blunt aortic injury.” J Vasc Surg 64(1): 171-176.